7mm F1.1 Large Aperture LWIR Fixed Focus Lens | 80° FOV Thermal Optics for Uncooled Detectors

The A-f7F1.1-640-17 is a professional 7mm LWIR thermal lens designed for 640×512 (17μm) uncooled detectors, featuring a fast F1.1 aperture and an 80°(H)x60°(V) wide-angle FOV for exceptional sensitivity and broad coverage. Its robust Fixed Focus mechanical structure eliminates moving parts, providing superior vibration resistance and long-term reliability for automotive and outdoor systems. Equipped with a standard M25x0.5 mount and a 16.5mm back focal length, this lens offers seamless integration into security, night vision, and vehicle camera modules.

Model Number: A‑f7F1.1‑640‑17

Focal Length: 7mm

F/# (Aperture): 1.1

Circular FOV (Field of View): 80° (H) x 60° (V)

Spectral Range: 8‑12μm

Focus Type: Fixed Focus

Back Focal Length (BFL): 16.5mm

Mount Type: M25*0.5

Thread Compatible Detector: 640 x 512, 17μm Pixel Pitch